24 lines
466 B
C++
24 lines
466 B
C++
#pragma once
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#include <ostream>
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#include <string>
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#include "storage/model/properties/flags.hpp"
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#include "utils/void.hpp"
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class Null
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{
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public:
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const static Type type;
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Void &value() { return _void; }
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Void const &value() const { return _void; }
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std::ostream &print(std::ostream &stream) const;
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friend std::ostream &operator<<(std::ostream &stream, const Null &prop);
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bool operator==(const Null &) const;
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explicit operator bool();
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};
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